Classification of Matter, Physical States and Changes
by Rafael Muñoa
1. ...that is...
1.1. The composition is not constant in the sample
2. Process
3. Matter unevenly distributed
4. Example
5. HETEROGENEOUS
6. Example:
7. reactants
8. One unique type of molecule
8.1. PURE SUBSTANCE
8.1.1. One type of atom in the molecule
8.1.1.1. ELEMENT
8.1.1.1.1. Example
8.1.2. More than one type of atoms in the molecule
8.1.2.1. COMPOUND
9. Matter
10. Example
11. Shape
11.1. that of the container
12. Shape
12.1. that of the container
13. More than one type of molecules
13.1. MIXTURE
13.1.1. Matter evenly distributed
13.1.1.1. HOMOGENEOUS
13.1.1.2. ...that is...
13.1.1.2.1. The composition is constant in the sample
14. Gas (g)
14.1. Volume ...
14.1.1. that of the container
15. the type of molecules remains constant
15.1. PHYSICAL CHANGE
15.1.1. There is no change in the type of molecules
15.2. States of Matter
16. Solid (s)
16.1. Volume ...
16.1.1. fixed
16.2. Shape
16.2.1. fixed
17. New types of molecules are formed
18. new types of molecules appear
18.1. CHEMICAL CHANGE
19. Physical States
19.1. Examples
19.2. Liquid (l)
19.2.1. Volume ...
19.2.1.1. fixed
20. Change
20.1. Systems:
20.1.1. initial
20.1.2. final
20.1.2.1. products